Do not ask if I could be cheaper、 I can only give you cheaper fake、 honest shop、 quality assurance. Material: copper corePurpose: air compressorPower: 90(W)Color: 16 cylinder tire copper coreLength of power line: 2.8mVoltage: DC12VLength of throat: 50cmFeatures: new product、 high quality、 easily portable and use. Used for blowing up tyres and hovercraft. By switching on the cigar lighter、 the noise will be decreased.PSI??260Voltage: DC12VMaterial: metal and plasticThe length of Power plug: 3m/9.84 feetThe length of Air duck: 50cm/19.7 inchColor: as the picture shownSize: 18cm X18cm X7cm (including a package、 an air compressor and 3 nozzle adapters )Included: Package Air Compressor x1 Sports needle1Nozzle Adapter x3